-óis

See also: Appendix:Variations of "ois"

Irish

Etymology 1

From Ancient Greek -ωσις (-ōsis, “state, abnormal condition, or action”), from -όω (-óō) stem verbs + -σις (-sis).

Suffix

-óis f

1. (pathology) -osis

Declension

Declension of -óis

Second declension

Bare forms Case Singular Plural Nominative -óis -óisí Vocative a -óis a -óisí Genitive -óise -óisí Dative -óis -óisí

Forms with the definite article Case Singular Plural Nominative an -óis na -óisí Genitive na -óise na -óisí Dative leis an -óis don -óis leis na -óisí

Derived terms

Irish terms suffixed with -óis

Etymology 2

Suffix

-óis m

1. inflection of -ós (“-ose”):
   1. vocative/genitive singular
   2. nominative/dative plural

Further reading

• Ó Dónaill, Niall (1977) “-óis”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN